"""
数据库备份模块

提供MySQL、MariaDB、PostgreSQL数据库的备份功能。
"""

from .backup_executor import BackupExecutor, create_backup_executor
from .mysql import MySQLBackup
from .postgresql import PostgreSQLBackup
from .mariadb import MariaDBBackup

__all__ = [
    "BackupExecutor",
    "create_backup_executor",
    "MySQLBackup",
    "PostgreSQLBackup",
    "MariaDBBackup"
]